This is an authentic genuine nephrite bead necklace. The beads are translucent to transparent, and have smokey gray color, gray/purple color, light green color, and green color. The bead size about 7.8mm, and total length of the necklace is about 17 inch. It comes with a certificate as shown in the last picture. A beautiful piece. The pictures are very real. Please zoom into each picture for details. Pictures taken by iPhone 13 in direct sun light and in shade. Guaranteed natural genuine nephrite jade. Please also check its video. I offer free shipping and accept reasonable best offers. Shipped with tracking and insurance. Return is accepted in 30 days but buyer pay the shipping fee.